TY - JOUR AU - Růžička, Milan TI - Some problems in modelling of real systems by formalized ones JO - Kybernetika PY - 1983 SP - 76 EP - 83 VL - 19 IS - 1 PB - mathdoc UR - http://geodesic.mathdoc.fr/item/KYB_1983__19_1_a7/ LA - en ID - KYB_1983__19_1_a7 ER -